андеграунд – Residency
3rd sighting in Au'au Channelандеграунд @100058
Jan 11 – Feb 28, 2026 · Au'au Channel
Au'au Channel · Jan – Feb 2026
51 m
Deepest dive
2:23
Longest dive
36
Dives
- Sightings
- 2
- Days between first and last sighting
- 49
Dive stats modelled within real depth limits — not measured
Get actual dive data with Risa Deep →| Sighting | Seafloor | Sea temp | Deepest dive (modelled) |
|---|---|---|---|
| Jan 11, 2026 | 22 m | 25.6°C | 18 m |
| Feb 28, 2026 | 67 m | 24.6°C | 51 m |
Seafloor and sea temperature measured · ✳ dives modelled
Deepest dive against the seafloor, per sighting
Seafloor · measured Deepest dive · modelledDepth runs down from the surface. The modelled dive never passes the measured seafloor at that sighting.
Dives
51 m
Deepest dive
2:23
Longest dive
36
Dives
17 m
Avg dive depth
2
Sightings
49
Days first → last
Dive metrics are modelled within real depth limits — not measured
Get actual dive data with Risa Deep →Dive profile
modelledDepth shaped by the seafloor limit here (67 m) and the published dive-behaviour distribution. Modelled, not measured.
Deep Effort Score
DeepPlace
Where this happened · Feb 28, 2026
measured- Seafloor depth
- 67 m
- Sea-surface temperature
- 24.6°C
- Distance from shore
- 3.0 km
Across the residency · 2 sightings
measured- Seafloor depth
- 22 m – 67 m
- Sea-surface temperature
- 24.6°C – 25.6°C
- Distance from shore
- 2.0 km – 3.0 km
Sources: GEBCO seafloor grid · NOAA OISST sea temperature · PacIOOS coastline distance
Source records
This activity is assembled from 2 catalogued encounters on Happywhale.